Hello, i have aquestion in my project automatically using the ac fan relay. but I can not loop if the low temperature relay 1 remains on. please help me #include <Wire.h> #include "LiquidCrystal_I2C.h" LiquidCrystal_I2C lcd(0x27, 16, 2); #define RELAY_ON 0 #define RELAY_OFF 1 float tempC; i…

Help with If statements

system September 10, 2016, 7:06am 2

tempC cannot be <=20 && >30) at the same time, also, what happens if tempC = 36?
Did you mean:
if (tempC <=30 || tempC >=40){ ?

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